__builtin_mul_overflow  167 lib/intprops-internal.h #  define _GL_INT_MULTIPLY_WRAPV(a, b, r) __builtin_mul_overflow (a, b, r)
__builtin_mul_overflow  175 lib/intprops-internal.h      ? ((void) __builtin_mul_overflow (a, b, r), 1) \
__builtin_mul_overflow  176 lib/intprops-internal.h      : __builtin_mul_overflow (a, b, r))